Thanks for the help! Thanks for all the suggestions. Time permitting I'll give it another go this evening and report back. -- Tom.
Sorry to reply twice, but I'm actually using stitched cloth (17 oz of 45/45 plus 8 oz mat) not roving. -- Tom.
Thanks for the help. I'm not sure how much vacuum I'm pulling. I drilled a series of holes in the vacuum tube and cover them in duct tape until...
I've had decent success making fiberglass tubes over pvc pipe mandrels by hand layup, but I tried adding some vacuum to the process today and got...